There are a number of adverse health-effects which can follow a severe unbalancing of diet such as recommended by Atkins. The American Heart Association (AHA), for example, points out that most Americans already eat more protein than their bodies need. It warns that high-protein animal foods (recommended by low carb diets) are usually also high in saturated fat, and their consumption for a sustained period "raises the risk of coronary heart disease, diabetes, stroke and several types of cancer." ("High Protein Diets," 2001) The AHA also points out that a